Granted Patent
Utility
US 5,397,183 · App. 08/096,236
Active bearing
Inventors:
Leo Lu, Robert Andrews, Kenneth J. Bussell
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Jul 26, 1993
Inventors
Leo Lu
Robert Andrews
Kenneth J. Bussell
Assignee (at issue)
Westinghouse Electric Company LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.